NPPES file of Aug 9, 2026

Diann F. Pedregon, RD

Registered Dietitian · Orange, CA

Diann F. Pedregon, RD is a registered dietitian with a practice address in Orange, California, and NPI 1316161086, issued on Apr 12, 2007. Check the license with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1316161086
Name
Diann F. Pedregon
Credential
RD
Primary taxonomy
Registered Dietitian 133V00000X
Practice location
200 N Lewis St, Orange, CA 92868
Phone
(714) 748-2731
Enumerated
Apr 12, 2007
Record last updated
Dec 29, 2009 (not updated in 17 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest registered dietitian records → All 7,148 in California → Look up another NPI →

Also registered at 200 N Lewis St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Berenise Balguma, LCSWClinical Social Worker1366676165
  2. Suzanne Bradley, RNRegistered Nurse1811826043
  3. Juana Chodakauskas, REGISTERED DIETITIANRegistered Dietitian1801371489
  4. Gabriela DuranBehavior Technician1386177160
  5. Dawn Murray, RNRegistered Nurse1861926693
  6. Monica Nena, R.N.Registered Nurse1659805034

Verify Diann F. Pedregon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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Diann F. Pedregon among 7,148 registered dietitian records in California

Diann F. Pedregon, RD is one of 7,148 registered dietitian records with a practice address in California. 5% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 6% of them.

  • NPI issued2007 · 6% of these records are older, 85% newer
  • In a Medicare fileNo · 5% of these records are
  • In the CMS Doctors and Clinicians fileNo · 7% of these records are
  • Record last updated2009 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 133V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Registered Dietitian providers in California

There are 7,148 registered dietitian records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 7,148 in California → Every provider in Orange → Registered Dietitian nationwide →

The 8 registered dietitian records with the nearest ZIP codes

  1. Harkiran Boparai, R.D.Orange, CA 928681104136969
  2. Yuk-Kei Chan, RD, CDEOrange, CA 928681437375599
  3. Mary Christian, M.A., R.D., C.D.E.Orange, CA 928681710104021
  4. Jennifer Fix, MPH, RDOrange, CA 928681760760177
  5. Sharon Kunz, R.D.Orange, CA 928681336399203
  6. Emily Lin, R.D.Orange, CA 928681518249440
  7. Elena Metchikoff, R.D.Orange, CA 928681083994818
  8. Janice Pianalto, R.D.Orange, CA 928681558641928

Common questions

What is Diann F. Pedregon, RD's NPI number?

Diann F. Pedregon, RD's National Provider Identifier (NPI) is 1316161086, issued on Apr 12, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Diann F. Pedregon, RD located?

The NPPES record lists a practice address at 200 N Lewis St, Orange, CA, 92868. Phone: (714) 748-2731. Providers update this record themselves, so call before visiting.

How can I verify Diann F. Pedregon, RD's license?

Search the California board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.